n. 互换
crossing over //
→see alsolinkage
the interchange of sections between pairing homologous chromosomes during the prophase of meiosis
同义词： crossing over / crossover
交换
... 互投赞成票使通过 logroll 互换 crossing-over 互换 exchange ...
Crossing-over (交换)：发生在减数分裂中染色体间互相交换物质，引起遗传重组。 Crossover fixtion (交换固定)：不均等交换的一种可能结果，能使前后连接簇中一个成员的突变延伸到每一簇。
... crossing 交叉，相交，横过，线路交叉；交叉跨越，跨接 crossing-over 交叉，跨越 curve follower 曲线读取器 ...
Crossing-over (交换)：发生在减数分裂中染色体间互相交换物质，引起遗传重组。 Crossover fixtion (交换固定)：不均等交换的一种可能结果，能使前后连接簇中一个成员的突变延伸到每一簇。 .
互换
Don't worry about crossing over the tracks.
不用为穿过铁道而担心。
Moose reached Isle Royale in Lake Superior by crossing over winter ice and multiplied freely there in isolation without predators.
麋鹿穿过冬天的冰雪，到达苏必利尔湖的皇家岛，在那里，它们没有天敌，自由繁殖。
It is believed to have originated in South America in the early 1900s, and later spread to Europe before crossing over to sub-Saharan Africa.
它被认为是在20世纪初起源于南美洲，后来传播到欧洲，然后跨越到撒哈拉以南的非洲。
So that crossing point actually occurs at a - c over 3b.
因此交点确实是/3b
博弈论课程节选 : 耶鲁公开课
It did not seem to her a natural light, and in weak moments she thought, This is the crossing-over time.
But as long as hip-hop's hold on pop culture remains strong, the number of rappers crossing-over into the movies is expected to grow.
In the past, researchers have used data from planes that fly criss-crossing paths over Greenland to assess the extent of its ice sheets.